
ALT Photo of Armand Magnelli speaking to a room. In the background, a photo of a ceiling bathroom exhaust fan. Text: One week left to register. Webinar 1: Assessing Your Bathroom Exhaust Fan. Thurs., Dec. 11, 1–2:30 p.m. Webinar 2: Installing or Replacing a Bathroom Exhaust Fan. Thurs. Dec. 18, 1–2:30 p.m.

ALT Bright blue color blocks with a blue-and-white photo of a cloudy sky in between them. Text: Breathe Easy. Join the Low Cost Monitoring Project. Participation is free. All sessions are online. ROCIS. Track indoor/outdoor particles, carbon monoxide, carbon dioxide, radon, temperature, and humidity. Learn about air quality solutions. Intro webinars Aug. 28 & 29. Cohort Dates: Sept. 11–Oct. 10. rocis.org/low-cost-monitoring-project

ALT A photo of a smiling woman in a purple outfit posing amidst several air quality monitors. Text reads: Join an online cohort. ROCIS Low Cost Monitoring Project. Free to participate. Improving your indoor environment so you can breathe easy. Learn to use air quality monitors and find out about...Radon, Small Particles, Carbon Dioxide, Carbon Monoxide, Humidity, Temperature....in your home. Intro webinars for cohorts 61 & 62: Oct. 21 & 22 and Jan 13 & 14. rocis.org/low-cost-monitoring-project

ALT A photo of a smiling woman in a purple outfit posing amidst several air quality monitors. Text reads: Join an online cohort. ROCIS Low Cost Monitoring Project. Free to participate. Improving your indoor environment so you can breathe easy. Learn to use air quality monitors and find out about...Radon, Small Particles, Carbon Dioxide, Carbon Monoxide, Humidity, Temperature....in your home. Intro webinars: Aug 1 & 2. rocis.org/low-cost-monitoring-project

ALT Title reads: ROCIS. Windows open. Unfiltered air. An orange box surrounds a series of bar charts labeled Outdoor, Indoor 1, and Indoor 2. These bars show the percentage of time each monitors shows a certain reading, color-coded according to the key in the third slide. All three charts are overwhelmingly orange or red with little bits of pale green and a few small sections in darker green.

ALT Title reads: ROCIS. Windows closed. 24/7 filtration. A green box surrounds a series of bar charts labeled Outdoor, Indoor 1, and Indoor 2. These bars show the percentage of time each monitors shows a certain reading, color-coded according to the key in the third slide. The Outdoor chart is overwhelmingly orange, red, or dark red with little bits of pale green and a few small sections in darker green. The two indoor charts are overwhelmingly taken up by dark green bars with very small sections of pale green, orange, or red.

ALT Title reads: ROCIS. Dylos Small Particle Scale. A multicolor box surrounds a color-coded key indicating the correspondence of small particles per one one hundredth of a cubic foot measured with a Dylos meter. Dark green is labeled "Excellent" for readings between zero and 75. Light green is "Very Good" for 75 to 150. Pale green is "Good" for 150 to 300. Orange is "Fair" for 300 to 1050. Red is "Poor" for 1050 to 3000. Dark red is "Very poor" for 3000 and above.

ALT Photograph of a woman sitting on the floor in front of a number of air monitors smiling broadly. Text: ROCIS Low Cost Monitoring Project. Join an online cohort! Participation is free! Improving your indoor environment so you can breathe easy. Learn to use air quality monitors and find out about...Radon, Small Particles, Carbon Dioxide, Carbon Monoxide, Humidity, Temperature...in your home. Cohort 58 Intro webinars Jan. 18 & 19. rocis.org/low-cost-monitoring-project

ALT Photograph of a woman sitting on the floor in front of a number of air monitors smiling broadly. Text: ROCIS Low Cost Monitoring Project. Join an online cohort! Participation is free! Improving your indoor environment so you can breathe easy. Learn to use air quality monitors and find out about...Radon, Small Particles, Carbon Dioxide, Carbon Monoxide, Humidity, Temperature...in your home. Cohort 58 Intro webinars Jan. 18 & 19. rocis.org/low-cost-monitoring-project

ALT A blue background with a blue and white photo of a group of people holding monitors. Text: Breathe Easy. Join the Low Cost Monitoring Project. Track indoor/outdoor particles, CO, CO2, radon, temperature, and humidity. Learn about air quality solutions. Intro webinars Oct 30 & 31. Cohort Dates: Nov. 9–Dec. 12. Participation is free.



















